Home / 33,247.36-45,875.08-19,819.86

Finding the Fourth Proportional to 33,247.36, 45,875.08 and 19,819.86

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Solution

The fourth proportional to 33,247.36, 45,875.08 and 19,819.86 is: 27,347.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,247.36 : 45,875.08 = 19,819.86 : x
  2. Step 2: Convert to fraction form
    33,247.36/45,875.08 = 19,819.86/x
  3. Step 3: Cross multiply
    33,247.36x = 45,875.08 × 19,819.86
  4. Step 4: Simplify right side
    33,247.36x = 909,237,785.57
  5. Step 5: Solve for x
    x = 909,237,785.57/33,247.36
  6. Step 6: Final answer
    x = 27,347.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.